Converting the “Competition Pro Extra USB” to C64/Amiga/Atari DB9 – pagetable.com
Commodore 64 Joystick Switcher (Revision C) - Share Project - PCBWay
Joystick interface for C-16, C-116 and Plus/4 - V1.1
Atari 2600 / Atari 8-bit / Commodore 64 Custom Joystick - Etsy
Amazon.com: Two 6FT 9 Pin Replacement Cable Cord Wires to Repair Commodore 64 C64 Controller : Video Games
C64 USB Joystick Adapter : 4 Steps (with Pictures) - Instructables
C-64 Workshop / Pin Connections
Joystick Controller for Commodore - Commodore 64 Brain
Vectrex Controller to Atari 2600 Adapter - CNK
9pin Joystick Controller Cable for Atari 2600 Commodore C64 Vic-20 Ami – RetroArcadeCrafts
Reading C64 Joysticks and Analog Signals (Programming Electronics with the Commodore 64 Part 3) - Retro Game Coders
Joystick Controller for Commodore - Commodore 64 Brain
Fancy Joystick for Atari 2600, Commodore 64, VIC-20, 128... - Hackster.io
A Keypad Joypad For Your Retro Gaming | Hackaday
How to connect old Atari style joystick to bluetooth PCB? - Electrical Engineering Stack Exchange
PC joystick interface circuits
9pin Joystick Controller Cable for Atari 2600 Commodore C64 Vic-20 Ami – RetroArcadeCrafts
Joystick information and circuits
Reviving an old joystick with an Arduino Leonardo | It's Every Bit For Itself
Problems Connecting an Arduino Uno to a Commodore 64 Joystick Port - Retrocomputing Stack Exchange
C64 Joystick Adapter | Hackaday
Commodore 64 Service Manual: Keyboard, Joystick & Paddle Interfaces
![Commodore Info Page - Articles: C64 - DTV2 with IEC, keyboard and joysticks [en]](https://www.commodore-info.com/foto/th_computer_c64_dtv2_14.gif "Commodore Info Page - Articles: C64 - DTV2 with IEC, keyboard and joysticks [en]")
Commodore Info Page - Articles: C64 - DTV2 with IEC, keyboard and joysticks [en]
